NumberResearchThousands-blocks in 989-900
This prefix’s ten 1,000-number blocks and who holds each — 10 on record · from the daily NANPA thousands-block report, 09/19/2026
The ten 1,000-number thousand-blocks inside prefix 989-900 and who was initially assigned each. Under pooling these blocks often belong to different carriers — the single prefix-level “assignee” is usually just the pool / code holder, not who holds the numbers. ← all 989 blocks
Most active assignees, all time — NPA 989
New assignments by month
Sep 2026
Aug 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2017-12-21 | 989-900-0XXX | 0000–0999 | Assigned | ONVOY, LLCV - MI | 543C | SAGINAW | MI |
| 2017-12-21 | 989-900-1XXX | 1000–1999 | Assigned | ONVOY, LLCV - MI | 543C | SAGINAW | MI |
| 2019-09-09 | 989-900-2XXX | 2000–2999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | SAGINAW | MI |
| 2025-12-02 | 989-900-3XXX | 3000–3999 | Assigned | BOOST SUBSCRIBERCO L.L.C. | 490J | SAGINAW | MI |
| 2023-03-02 | 989-900-4XXX | 4000–4999 | Assigned | ONVOY, LLCV - MI | 543C | SAGINAW | MI |
| 2025-12-02 | 989-900-5XXX | 5000–5999 | Assigned | BOOST SUBSCRIBERCO L.L.C. | 490J | SAGINAW | MI |
| 2025-11-24 | 989-900-6XXX | 6000–6999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | SAGINAW | MI |
| 2025-11-24 | 989-900-7XXX | 7000–7999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | SAGINAW | MI |
| 2018-02-20 | 989-900-8XXX | 8000–8999 | Assigned | CLEAR RATE COMMUNICATIONS, LLC | 046L | SAGINAW | MI |
| 2021-12-20 | 989-900-9XXX | 9000–9999 | Assigned | ONVOY SPECTRUM, LLC | 624H | SAGINAW | MI |
Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/19/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.